William Clarkson is a counsel in King & Spalding’s Government Advocacy practice in Washington, D.C.  His practice is focused on congressional and government investigations, and legislative and policy issues.  William advises clients on anticipating and responding to congressional committee requests and subpoenas, and preparing for congressional oversight hearings.  He also advises clients in federal agency investigations and on compliance with environmental, health, and safety (EHS) regulations. 

William joined King & Spalding in 2007, after working in the U.S. Senate for 7 years.  As a Legislative Assistant to Senator Susan Collins (R-ME), William advised the Senator on transportation appropriations and policy issues, including surface transportation and FAA reauthorization legislation. William also handled transportation-related homeland security issues for the Senate Homeland Security and Governmental Affairs Committee.

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